Granted Patent
Utility
US 5,934,868 · App. 08/834,284
Axial turbine of an exhaust-gas turbocharger
Inventors:
Josef Battig, Rudolf Ricanek
Patented Case
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Granted: Aug 10, 1999
Filed: Apr 15, 1997
Inventors
Josef Battig
Rudolf Ricanek
Assignee (at issue)
Asea Brown Boveri, S.A.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.